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Finding the Fourth Proportional to 176,661.28, 243,830.25 and 108,678.37

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Solution

The fourth proportional to 176,661.28, 243,830.25 and 108,678.37 is: 149,999.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,661.28 : 243,830.25 = 108,678.37 : x
  2. Step 2: Convert to fraction form
    176,661.28/243,830.25 = 108,678.37/x
  3. Step 3: Cross multiply
    176,661.28x = 243,830.25 × 108,678.37
  4. Step 4: Simplify right side
    176,661.28x = 26,499,074,126.69
  5. Step 5: Solve for x
    x = 26,499,074,126.69/176,661.28
  6. Step 6: Final answer
    x = 149,999.33

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